WARNING in ieee80211_rx_napi

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: cbfa1702 Linux 4.14.198
git tree: linux-4.14.y
console output: https://syzkaller.appspot.com/x/log.txt?x=1746468d900000
kernel config: https://syzkaller.appspot.com/x/.config?x=3990958d85b55e59
dashboard link: https://syzkaller.appspot.com/bug?extid=f78c3bd6c9e1bafbc879
compiler: gcc (GCC) 10.1.0-syz 20200507

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f78c3b...@syzkaller.appspotmail.com

------------[ cut here ]------------
WARNING: CPU: 1 PID: 9507 at net/mac80211/rx.c:4321 ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321
ieee80211 phy7: BCN EN: 0 (BI=100)
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 9507 Comm: syz-executor.5 Not tainted 4.14.198-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x1b2/0x283 lib/dump_stack.c:58
panic+0x1f9/0x42d kernel/panic.c:183
ieee80211 phy7: beaconing vifs remaining: 0
__warn.cold+0x20/0x4b kernel/panic.c:547
ieee80211 phy7: mac80211_hwsim_bss_info_changed(changed=0x4000 vif->addr=02:00:00:00:07:00)
ieee80211 phy7: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=0 ps=0 smps=static)
report_bug+0x208/0x249 lib/bug.c:186
ieee80211 phy7: mac80211_hwsim_config (freq=2412(2412 - 0)/noht idle=1 ps=0 smps=static)
fixup_bug arch/x86/kernel/traps.c:177 [inline]
fixup_bug arch/x86/kernel/traps.c:172 [inline]
do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321
RSP: 0018:ffff8880aeb07d28 EFLAGS: 00010206
RAX: ffff88809de4c5c0 RBX: 0000000000000000 RCX: 1ffff11015d60fb2
RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff8880522e9f7c
RBP: ffff8880522e9440 R08: ffffffff8a0974e8 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880522eb2e0
R13: ffff88809827c300 R14: ffff8880522ea040 R15: ffff8880522e9a20
ieee80211_rx include/net/mac80211.h:4026 [inline]
ieee80211_tasklet_handler+0x90/0xf0 net/mac80211/main.c:228
tasklet_action+0x195/0x340 kernel/softirq.c:513
__do_softirq+0x254/0xa1d kernel/softirq.c:288
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x193/0x240 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:648 [inline]
smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102
apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793
</IRQ>
RIP: 0010:preempt_schedule_irq+0xa6/0x140 kernel/sched/core.c:3611
RSP: 0018:ffff888051b5fcf0 EFLAGS: 00000282 ORIG_RAX: ffffffffffffff10
RAX: 1ffffffff0fa2d23 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff88809de4ce44
RBP: ffffed1013bc98b8 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809de4c5c0
R13: ffffffff87d16918 R14: 0000000000000000 R15: 0000000000000000
retint_kernel+0x1b/0x2d
RIP: 0010:__sanitizer_cov_trace_pc+0x29/0x50 kernel/kcov.c:71
RSP: 0018:ffff888051b5fdc0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff10
RAX: ffff88809de4c5c0 RBX: 0000000000000fe4 RCX: ffffc90012c44000
RDX: 0000000000000001 RSI: ffffffff8315b239 RDI: ffffffff86807000
RBP: 0000000020000140 R08: 0000000000000fe4 R09: ffff888052298880
R10: ffff88805229987f R11: 0000000000000000 R12: 00007ffffffff000
R13: ffff88805229889c R14: ffffffff88932890 R15: ffff88805229889c
strncpy_from_user+0xa0/0x2c0 lib/strncpy_from_user.c:106
getname_flags+0x10d/0x550 fs/namei.c:149
do_sys_open+0x1ce/0x410 fs/open.c:1075
do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45e179
RSP: 002b:00007efc143e7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 0000000000022000 RCX: 000000000045e179
RDX: 0000000000040002 RSI: 0000000020000140 RDI: ffffffffffffff9c
RBP: 000000000118cf88 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118cf4c
R13: 00007ffd1691ca7f R14: 00007efc143e89c0 R15: 000000000118cf4c
Kernel Offset: disabled
Rebooting in 86400 seconds..


---
This report is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzk...@googlegroups.com.

syzbot will keep track of this issue. See:
https://goo.gl/tpsmEJ#status for how to communicate with syzbot.

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: d09b8017 Linux 4.19.147
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=144f7e4b900000
kernel config: https://syzkaller.appspot.com/x/.config?x=1d6e3516b2a7476c
dashboard link: https://syzkaller.appspot.com/bug?extid=4cc8613e06ae6c9dabe1

compiler: gcc (GCC) 10.1.0-syz 20200507

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:

Reported-by: syzbot+4cc861...@syzkaller.appspotmail.com

EXT4-fs (loop0): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock
EXT4-fs (loop0): group descriptors corrupted!
------------[ cut here ]------------
WARNING: CPU: 1 PID: 11630 at net/mac80211/rx.c:4509 ieee80211_rx_napi.cold+0x112/0x14a net/mac80211/rx.c:4509

Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 11630 Comm: syz-executor.1 Not tainted 4.19.147-syzkaller #0

Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>

__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x22c/0x33e lib/dump_stack.c:118
panic+0x2ac/0x565 kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:186
fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]
do_error_trap+0x1e1/0x330 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:ieee80211_rx_napi.cold+0x112/0x14a net/mac80211/rx.c:4509
Code: ff e8 9a fc 19 fa 48 c7 c7 c0 d5 cd 88 e8 bd 77 03 fa 0f 0b e9 80 c2 ff ff e8 82 fc 19 fa 48 c7 c7 c0 d5 cd 88 e8 a5 77 03 fa <0f> 0b e9 68 c2 ff ff e8 6a fc 19 fa 0f b6 f3 48 c7 c7 00 b7 1e 8b
RSP: 0000:ffff8880ae307ce0 EFLAGS: 00010286
RAX: 0000000000000024 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000100 RSI: ffffffff815b523f RDI: ffffed1015c60f8e
RBP: ffff8880474db5a8 R08: 0000000000000024 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffff8880474d96a0
R13: ffff8880474d9ca0 R14: ffff88808ce77a40 R15: 0000000000000001
ieee80211_rx include/net/mac80211.h:4109 [inline]
ieee80211_tasklet_handler+0x101/0x160 net/mac80211/main.c:229
tasklet_action_common.constprop.0+0x265/0x3a0 kernel/softirq.c:522
__do_softirq+0x27d/0xad2 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x22d/0x270 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:544 [inline]
smp_apic_timer_interrupt+0x15f/0x5d0 arch/x86/kernel/apic/apic.c:1094
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894
</IRQ>
RIP: 0010:exit_to_usermode_loop+0x65/0x2c0 arch/x86/entry/common.c:152
Code: 63 89 48 c1 e8 03 80 3c 28 00 0f 85 23 02 00 00 48 83 3d 95 04 63 08 00 0f 84 e0 01 00 00 e8 b2 3d 71 00 fb 66 0f 1f 44 00 00 <41> 89 df 31 ff 41 83 e7 08 44 89 fe e8 0a 3f 71 00 45 85 ff 0f 85
RSP: 0000:ffff888043777ef8 EFLAGS: 00000293 ORIG_RAX: ffffffffffffff13
RAX: ffff8880465ce680 RBX: 0000000000000008 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff8100852e RDI: ffff8880465cef04
RBP: dffffc0000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff888043777f58
R13: ffffed1008cb9cd0 R14: ffff8880465ce680 R15: 0000000000000000
prepare_exit_to_usermode+0x299/0x300 arch/x86/entry/common.c:198
retint_user+0x8/0x18
RIP: 0033:0x412d75
Code: 08 48 39 78 f8 74 1e 48 89 c2 48 8d 42 08 48 39 c3 48 89 c1 75 e7 4c 29 eb 48 c1 eb 03 48 89 dd e9 c4 fe ff ff 48 39 d3 74 ec <48> 83 c1 08 48 39 cb 74 1c 48 8b 31 48 39 32 74 ef 48 83 c1 08 48
RSP: 002b:00007ffcd3ae7100 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13
RAX: 00007f2fa063f938 RBX: 00007f2fa07a9d98 RCX: 00007f2fa07701c8
RDX: 00007f2fa063f930 RSI: ffffffff87a91f30 RDI: ffffffff81354ba6
RBP: 00007f2fa07a9d98 R08: ffffffff8100a797 R09: 00000000ba1ad6e1
R10: 00007ffcd3ae72a0 R11: 0000000000000246 R12: 000000000118cfc8
R13: 00007f2fa0639008 R14: 00007f2fa0639000 R15: 000000000002e1b2

[syzbot]

syzbot has found a reproducer for the following issue on:

HEAD commit: cbfa1702 Linux 4.14.198
git tree: linux-4.14.y

console output: https://syzkaller.appspot.com/x/log.txt?x=11395227900000

kernel config: https://syzkaller.appspot.com/x/.config?x=3990958d85b55e59
dashboard link: https://syzkaller.appspot.com/bug?extid=f78c3bd6c9e1bafbc879
compiler: gcc (GCC) 10.1.0-syz 20200507

syz repro: https://syzkaller.appspot.com/x/repro.syz?x=166e5b4d900000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+f78c3b...@syzkaller.appspotmail.com

hrtimer: interrupt took 53439 ns
syz-executor.3 uses obsolete (PF_INET,SOCK_PACKET)
batman_adv: batadv0: Interface deactivated: batadv_slave_0
batman_adv: batadv0: Interface deactivated: batadv_slave_1
------------[ cut here ]------------
WARNING: CPU: 1 PID: 7851 at net/mac80211/rx.c:4321 ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321

Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 7851 Comm: syz-executor.3 Not tainted 4.14.198-syzkaller #0

Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:17 [inline]
dump_stack+0x1b2/0x283 lib/dump_stack.c:58
panic+0x1f9/0x42d kernel/panic.c:183

__warn.cold+0x20/0x4b kernel/panic.c:547
report_bug+0x208/0x249 lib/bug.c:186

fixup_bug arch/x86/kernel/traps.c:177 [inline]
fixup_bug arch/x86/kernel/traps.c:172 [inline]
do_error_trap+0x195/0x2d0 arch/x86/kernel/traps.c:295
invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:ieee80211_rx_napi+0x177a/0x1e40 net/mac80211/rx.c:4321
RSP: 0018:ffff8880aeb07d28 EFLAGS: 00010206

RAX: ffff88808c1f6400 RBX: 0000000000000000 RCX: 1ffff11015d60fb2
RDX: 0000000000000100 RSI: 0000000000000000 RDI: ffff8880829b9d7c
RBP: ffff8880829b9240 R08: ffffffff8a085dc0 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880829bb0e0
R13: ffff8880882b0b40 R14: ffff8880829b9e40 R15: ffff8880829b9820

ieee80211_rx include/net/mac80211.h:4026 [inline]
ieee80211_tasklet_handler+0x90/0xf0 net/mac80211/main.c:228
tasklet_action+0x195/0x340 kernel/softirq.c:513
__do_softirq+0x254/0xa1d kernel/softirq.c:288
invoke_softirq kernel/softirq.c:368 [inline]
irq_exit+0x193/0x240 kernel/softirq.c:409
exiting_irq arch/x86/include/asm/apic.h:648 [inline]
smp_apic_timer_interrupt+0x141/0x5e0 arch/x86/kernel/apic/apic.c:1102
apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793
</IRQ>

RIP: 0010:map_id_up+0x32/0x180 kernel/user_namespace.c:256
RSP: 0018:ffff8880a426f8e0 EFLAGS: 00000a02 ORIG_RAX: ffffffffffffff10
RAX: dffffc0000000000 RBX: ffffffff87d536e0 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff87d536e0
RBP: 1ffff1101484df24 R08: ffffffff8a0a0568 R09: 00000000000404af
R10: ffff88808c1f6d28 R11: ffff88808c1f6400 R12: 0000000000000000
R13: ffff88807e20e250 R14: ffff88807e20e3f0 R15: ffffffff87d536a0
from_kgid+0x77/0xa0 kernel/user_namespace.c:376
i_gid_read include/linux/fs.h:1465 [inline]
ext4_do_update_inode fs/ext4/inode.c:5140 [inline]
ext4_mark_iloc_dirty+0x3f9/0x2700 fs/ext4/inode.c:5774
ext4_mark_inode_dirty+0x1d3/0x7a0 fs/ext4/inode.c:5968
ext4_ext_truncate+0x91/0x1e0 fs/ext4/extents.c:4664
ext4_truncate+0xbab/0x1190 fs/ext4/inode.c:4456
ext4_evict_inode+0x827/0x1500 fs/ext4/inode.c:297
evict+0x2c8/0x700 fs/inode.c:555
iput_final fs/inode.c:1524 [inline]
iput+0x458/0x7e0 fs/inode.c:1551
dentry_unlink_inode+0x25c/0x310 fs/dcache.c:387
d_delete+0x1c5/0x280 fs/dcache.c:2417
vfs_rmdir.part.0+0x260/0x390 fs/namei.c:3920
vfs_rmdir fs/namei.c:3893 [inline]
do_rmdir+0x334/0x3c0 fs/namei.c:3968
do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292
entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45de29
RSP: 002b:00007ff9463f7c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000054
RAX: ffffffffffffffda RBX: 00000000000273c0 RCX: 000000000045de29
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000100
RBP: 000000000118c0a0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000118c07c
R13: 00007ffe91ef906f R14: 00007ff9463f89c0 R15: 000000000118c07c

[syzbot]

syzbot has found a reproducer for the following issue on:

HEAD commit: 6ca2f514c578 Linux 4.19.201
git tree: linux-4.19.y
console output: https://syzkaller.appspot.com/x/log.txt?x=119802be300000
kernel config: https://syzkaller.appspot.com/x/.config?x=e245acf152ace855
dashboard link: https://syzkaller.appspot.com/bug?extid=4cc8613e06ae6c9dabe1
compiler: gcc version 10.2.1 20210110 (Debian 10.2.1-6)
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=167ce276300000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+4cc861...@syzkaller.appspotmail.com

IPv6: ADDRCONF(NETDEV_UP): wlan1: link is not ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
------------[ cut here ]------------
WARNING: CPU: 1 PID: 9682 at net/mac80211/rx.c:4592 ieee80211_rx_napi.cold+0x11/0x80 net/mac80211/rx.c:4592

Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 9682 Comm: syz-executor.0 Not tainted 4.19.201-syzkaller #0

Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
<IRQ>
__dump_stack lib/dump_stack.c:77 [inline]

dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
panic+0x26a/0x50e kernel/panic.c:186
__warn.cold+0x20/0x5a kernel/panic.c:541
report_bug+0x262/0x2b0 lib/bug.c:183

fixup_bug arch/x86/kernel/traps.c:178 [inline]
fixup_bug arch/x86/kernel/traps.c:173 [inline]

do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296
invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038
RIP: 0010:ieee80211_rx_napi.cold+0x11/0x80 net/mac80211/rx.c:4592
Code: ff e8 da 4c 4e f9 48 c7 c7 40 b6 67 89 e8 f4 48 df ff 0f 0b e9 38 14 8c ff e8 c2 4c 4e f9 48 c7 c7 40 b6 67 89 e8 dc 48 df ff <0f> 0b e9 8a 8a 8c ff e8 aa 4c 4e f9 48 c7 c7 40 b6 67 89 e8 c4 48
RSP: 0018:ffff8880ba107d00 EFLAGS: 00010282
RAX: 0000000000000024 RBX: ffff8880b37ee028 RCX: 0000000000000000
RDX: 0000000000000100 RSI: ffffffff814dfd61 RDI: ffffed1017420f92
RBP: 0000000000000000 R08: 0000000000000024 R09: 0000000000000000
R10: 0000000000000005 R11: 0000000000000000 R12: ffff888094a91280
R13: ffff8880b37ec6e0 R14: ffff8880b37ec6e0 R15: ffff888094a91280

ieee80211_rx include/net/mac80211.h:4109 [inline]
ieee80211_tasklet_handler+0x101/0x160 net/mac80211/main.c:229

tasklet_action_common.constprop.0+0x265/0x360 kernel/softirq.c:522
__do_softirq+0x265/0x980 kernel/softirq.c:292
invoke_softirq kernel/softirq.c:372 [inline]
irq_exit+0x215/0x260 kernel/softirq.c:412
exiting_irq arch/x86/include/asm/apic.h:536 [inline]
smp_apic_timer_interrupt+0x136/0x550 arch/x86/kernel/apic/apic.c:1098
apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:894
</IRQ>
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:99 [inline]
RIP: 0010:__local_bh_enable_ip+0x18d/0x270 kernel/softirq.c:196
Code: 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 dd 00 00 00 48 83 3d 98 60 b8 08 00 0f 84 8d 00 00 00 fb 66 0f 1f 44 00 00 <65> 8b 05 fc bc c8 7e 85 c0 74 7d 5b 5d 41 5c c3 80 3d 85 7d d5 09
RSP: 0018:ffff888094c277b0 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13
RAX: 1ffffffff13e3053 RBX: 0000000000000200 RCX: 0000000000000000
RDX: dffffc0000000000 RSI: 0000000000000001 RDI: ffff8880b2560d04
RBP: ffffffff86766b45 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff8880b2560480
R13: ffff888094afe350 R14: 0000000000001000 R15: 0000000000000000
local_bh_enable include/linux/bottom_half.h:32 [inline]
rcu_read_unlock_bh include/linux/rcupdate.h:721 [inline]
__dev_queue_xmit+0x1628/0x2e00 net/core/dev.c:3865
packet_snd net/packet/af_packet.c:2988 [inline]
packet_sendmsg+0x25ae/0x7720 net/packet/af_packet.c:3013
sock_sendmsg_nosec net/socket.c:651 [inline]
sock_sendmsg+0xc3/0x120 net/socket.c:661
___sys_sendmsg+0x7bb/0x8e0 net/socket.c:2225
__sys_sendmsg net/socket.c:2263 [inline]
__do_sys_sendmsg net/socket.c:2272 [inline]
__se_sys_sendmsg net/socket.c:2270 [inline]
__x64_sys_sendmsg+0x132/0x220 net/socket.c:2270
do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4665e9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f4a9c48f188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665e9
RDX: 0000000000000080 RSI: 0000000020000440 RDI: 0000000000000004
RBP: 00000000004bfcc4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80
R13: 00007ffd92aa3cdf R14: 00007f4a9c48f300 R15: 0000000000022000